🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 11.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.86 AU - 0.96 AU

Year: 599 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,641,077 km

• M1: 145,708 km (0.085 R)
• M2: 578,794 km (0.1 R)
• M3: 977,921 km (0.117 R)
• M4: 1,470,846 km (0.039 R)
• M5: 1,913,656 km (0.117 R)
• M6: 2,616,467 km (0.103 R)
• M7: 3,156,066 km (0.082 R)
• M8: 3,768,969 km (0.076 R)
• M9: 4,656,982 km (0.114 R)
• M10: 5,351,116 km (0.069 R)
• M11: 5,767,896 km (0.097 R)
• M12: 6,206,217 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503

Radius: 15

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.61 AU - 2.65 AU

Year: 2944 Days

Day: 10.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,641,077 km

• M1: 196,272 km (0.12 R)
• M2: 718,967 km (0.117 R)
• M3: 1,202,019 km (0.101 R)
• M4: 1,800,859 km (0.101 R)
• M5: 2,335,223 km (0.064 R)
• M6: 3,426,240 km (0.052 R)
• M7: 3,903,308 km (0.098 R)
• M8: 4,616,291 km (0.109 R)
• M9: 6,092,972 km (0.06 R)
• M10: 6,742,675 km (0.113 R)
• M11: 7,378,616 km (0.081 R)
• M12: 8,906,010 km (0.111 R)
• M13: 9,672,849 km (0.097 R)
• M14: 11,338,920 km (0.085 R)
• M15: 12,031,558 km (0.053 R)
• M16: 13,057,201 km (0.088 R)
• M17: 14,420,487 km (0.11 R)
• M18: 15,876,822 km (0.117 R)
• M19: 16,796,550 km (0.079 R)
• M20: 18,352,816 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.7

Radius: 11.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.22 AU - 3.28 AU

Year: 3148 Days

Day: 9.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,641,077 km

• M1: 148,999 km (0.115 R)
• M2: 1,001,109 km (0.112 R)
• M3: 1,411,306 km (0.089 R)
• M4: 2,059,663 km (0.115 R)
• M5: 2,506,512 km (0.025 R)
• M6: 2,957,849 km (0.105 R)
• M7: 3,737,254 km (0.077 R)
• M8: 4,940,918 km (0.102 R)
• M9: 6,541,167 km (0.11 R)
• M10: 7,017,337 km (0.051 R)
• M11: 9,823,045 km (0.09 R)
• M12: 12,526,428 km (0.115 R)
• M13: 14,288,691 km (0.106 R)
• M14: 14,956,346 km (0.118 R)
• M15: 15,320,916 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 9.8

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.21 AU - 3.55 AU

Year: 3374 Days

Day: 14.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,641,077 km

• M1: 157,975 km (0.062 R)
• M2: 597,344 km (0.088 R)
• M3: 1,225,057 km (0.058 R)
• M4: 1,637,049 km (0.096 R)
• M5: 2,109,031 km (0.111 R)
• M6: 2,559,919 km (0.075 R)
• M7: 3,534,549 km (0.073 R)
• M8: 5,872,464 km (0.071 R)
• M9: 9,292,421 km (0.103 R)
• M10: 9,796,865 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.5

Radius: 13.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.84 AU - 4.58 AU

Year: 5963 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,641,077 km

• M1: 167,998 km (0.088 R)
• M2: 690,245 km (0.058 R)
• M3: 1,160,580 km (0.119 R)
• M4: 1,866,233 km (0.108 R)
• M5: 2,310,539 km (0.055 R)
• M6: 3,898,969 km (0.085 R)
• M7: 4,372,147 km (0.039 R)
• M8: 5,679,483 km (0.085 R)
• M9: 6,190,958 km (0.117 R)
• M10: 6,838,268 km (0.108 R)
• M11: 7,567,857 km (0.049 R)
• M12: 8,593,650 km (0.068 R)
• M13: 9,269,533 km (0.081 R)
• M14: 11,263,373 km (0.045 R)
• M15: 11,867,599 km (0.101 R)
• M16: 13,250,931 km (0.099 R)
• M17: 14,621,097 km (0.028 R)
• M18: 17,111,453 km (0.065 R)
• M19: 18,046,440 km (0.104 R)
• M20: 20,091,144 km (0.039 R)
• M21: 22,759,521 km (0.096 R)
• M22: 24,889,047 km (0.075 R)
• M23: 27,148,124 km (0.108 R)
• M24: 28,976,808 km (0.065 R)
• M25: 31,871,677 km (0.1 R)
• M26: 33,595,044 km (0.039 R)
• M27: 34,532,275 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.8

Radius: 11.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.62 AU - 5.72 AU

Year: 8114 Days

Day: 13.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,641,077 km

• M1: 182,809 km (0.112 R)
• M2: 592,707 km (0.076 R)
• M3: 1,195,586 km (0.097 R)
• M4: 2,985,076 km (0.117 R)
• M5: 3,557,587 km (0.106 R)
• M6: 4,245,139 km (0.045 R)
• M7: 4,759,007 km (0.117 R)
• M8: 5,415,144 km (0.109 R)
• M9: 5,885,330 km (0.103 R)
• M10: 6,818,372 km (0.118 R)
• M11: 8,416,675 km (0.077 R)
• M12: 9,193,836 km (0.087 R)
• M13: 10,769,401 km (0.077 R)
• M14: 12,251,018 km (0.111 R)
• M15: 13,110,159 km (0.095 R)
• M16: 13,530,828 km (0.118 R)
• M17: 19,610,934 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.2

Radius: 8.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.44 AU - 6.42 AU

Year: 8734 Days

Day: 9.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,641,077 km

• M1: 159,771 km (0.095 R)
• M2: 759,808 km (0.118 R)
• M3: 1,365,529 km (0.116 R)
• M4: 2,645,040 km (0.065 R)
• M5: 3,401,856 km (0.043 R)
• M6: 6,507,807 km (0.098 R)
• M7: 9,547,934 km (0.081 R)
• M8: 9,916,992 km (0.046 R)
• M9: 10,423,830 km (0.074 R)
• M10: 12,095,736 km (0.09 R)
• M11: 16,482,843 km (0.111 R)
• M12: 16,954,824 km (0.108 R)
• M13: 18,049,581 km (0.105 R)
• M14: 19,581,763 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 10,844 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit